Motor housing for a garage door operator



FIG. 1 is a right side elevational view of a motor housing for a garage door operator showing my new design, the broken-line showing of the light bulb being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a front elevational view thereof. 

The ornamental design for a motor housing for a garage door operator, as shown and described. 